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United States Department of Agriculture

Agricultural Research Service

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Image Number D1156-8

Corn (Zea mays). Maize was domesticated about 9,000 years ago from a wild Mexican ancestor, teosinte. Ethanol produced from corn grain is perhaps the best known contender in biofuels development and is already widely available in the United States.


Photo by Stephen Ausmus.

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Last Modified: 8/12/2016
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